Eyepiece Accessories and Filters

33 Matching Products Displaying Page 3 of 3

Sky-Watcher 0.77 Reducer / Flattener for Esprit-150ED

Find out more about the Sky-Watcher 0.77 Reducer / Flattener for Esprit-150ED

http://www.opticalvision.co.uk/astronomical_accessories-camera_adaptors_and_imaging_products/077x-reducerflattener-for-esprit-150ed-triplet.html

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£329.00

1x Sky-Watcher 0.77 Reducer / Flattener for Esprit-150ED

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Sky-Watcher 0.77 Reducer / Flattener for Esprit-150ED

Sky-Watcher 45 degree Erecting Prism
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Find out more about the Sky-Watcher 45 degree Erecting Prism

Perfect for both astonomical and terrestrial observing, these fully-coated diagonals offer correctly oriented images with excellent sharpness and contrasts. Designed for 1.25 Inch/31.7mm focusers and eyepieces.

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£41.99

1x Sky-Watcher 45 degree Erecting Prism

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Sky-Watcher 45 degree Erecting Prism

Optical Vision 2 Inch O-III Narrowband Filter

Find out more about the Optical Vision 2 Inch O-III Narrowband Filter

The Sky-Watcher 2 Inch O-III Narrowband Filter is specially designed for the observation of gas and planetary nebulae. It distinguishes different contrasts of the wavelengths of light that pass through, giving ideal conditions for the observation of faint super nova remnants and planetary remnants.

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£69.99

1x Optical Vision 2 Inch O-III Narrowband Filter

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Optical Vision 2 Inch O-III Narrowband Filter

Optical Vision 2 Inch Ultra High Contrast (UHC) Filter
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Find out more about the Optical Vision 2 Inch Ultra High Contrast (UHC) Filter

The Sky-Watcher 2 Inch Ultra High Contrast (UHC) Filter is the best all-around dark-sky nebula filter. This filter permits superb views of objects like the Orion, Lagoon, Swan and other extended nebulae. It performs well in smaller aperture instruments owing to its greater light transmission than the O-III, yet still suppresses light pollution well. Supplied with storage case.

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£76.99

1x Optical Vision 2 Inch Ultra High Contrast (UHC) Filter

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Optical Vision 2 Inch Ultra High Contrast (UHC) Filter

Optical Vision 2 Inch Light Pollution Filter
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Find out more about the Optical Vision 2 Inch Light Pollution Filter

The Sky-Watcher 2 Inch Light Pollution Filter is a contrast-enhancing anodised aluminium, optical glass filter designed to block out the wavelengths of light emitted by mercury-vapour light and other common causes of light pollution, whilst providing higher transmission at critical hydrogen-alpha and hydrogen-beta lines than competing filters. Bright, light-polluted skies appear much darker, and ...

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£33.99

1x Optical Vision 2 Inch Light Pollution Filter

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Optical Vision 2 Inch Light Pollution Filter

Optical Vision 5 Position Filter Wheel

Find out more about the Optical Vision 5 Position Filter Wheel

This handy, time-saving device is a must-have for astronomers, for both visual and photographic use. Up to five filters can be installed in the threaded, numbered compartments, and each can be selected for your eyepiece or camera by simply rotating the inner wheel to any of the five click-stop positions. One compartment can be left empty for unfiltered viewing.

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£69.99RRP £79.99

1x Optical Vision 5 Position Filter Wheel

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Optical Vision 5 Position Filter Wheel

Sky-Watcher f/4 Aplanatic Super Coma Corrector

Find out more about the Sky-Watcher f/4 Aplanatic Super Coma Corrector

Optimised for Sky-Watcher superfast f/4 Quattro imaging Newtonians, delivering stunning wide-field views with pinpoint stars to the edge of the flat field, leaving the magnification unaltered.

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£220.45RRP £239.00

1x Sky-Watcher f/4 Aplanatic Super Coma Corrector

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Sky-Watcher f/4 Aplanatic Super Coma Corrector

Sky-Watcher M48 Field Flattener for Esprit 150

Find out more about the Sky-Watcher M48 Field Flattener for Esprit 150

Sky-Watcher M48 field flattener designed to optically match Esprit-150ED Triplet Refractor Telescope.Threaded especially for the Esprit-150ED with a M48 camera thread, with 2 multi-coated lenses housed in an aluminium body.

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£299.00

1x Sky-Watcher M48 Field Flattener for Esprit 150

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Sky-Watcher M48 Field Flattener for Esprit 150

Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

Find out more about the Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

This metal Sky-Watcher Twist Lock Adaptor is an innovative 2"-1.25" low-profile helical self-centring eyepiece adaptor designed to securely grip your 1.25" accessories with its polypropylene compression ring, centring them in your 2" focuser. Furthermore, unscrewing the knurled locking ring exposes a male T-thread on the lower black barrel, which functions as a 2" to T-thread adaptor by itself.

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£31.99

1x Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

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Sky-Watcher Twist Lock Adapter 2inch to 1.25inch